Patents by Inventor Keith Redhead

Keith Redhead has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • polypeptide, DNA encoding the polypeptide and a vaccine comprising the polypeptide
    Patent number: 8709437
    Abstract: The present invention pertains to the identification and initial characterization of CctA, a novel, secreted toxin of Clostridium chauvoei that represents the major cytotoxic activity of C. chauvoei. This toxin confers C. chauvoei its characteristic strong hemolytic activity towards erythrocytes of various species, since anti-CctA antibodies fully neutralize hemolysis by C. chauvoei on standard blood-agar medium or in cell-free supernatants of liquid cultures.
    Type: Grant
    Filed: January 28, 2010
    Date of Patent: April 29, 2014
    Assignees: Intervet International B.V., Universitat Bern
    Inventors: Keith Redhead, Joachim Frey, Edy M. Vilei, Andreas Walter Claudius Rohwer, Anders Johansson
  • CLOSTRIDIUM CHAUVOEI POLYPEPTIDE, DNA ENCODING THE POLYPEPTIDE AND A VACCINE COMPRISING THE POLYPEPTIDE
    Publication number: 20110280900
    Abstract: The present invention pertains to the identification and initial characterization of CctA, a novel, secreted toxin of Clostridium chauvoei that represents the major cytotoxic activity of C. chauvoei. This toxin confers C. chauvoei its characteristic strong hemolytic activity towards erythrocytes of various species, since anti-CctA antibodies fully neutralize hemolysis by C. chauvoei on standard blood-agar medium or in cell-free supernatants of liquid cultures.
    Type: Application
    Filed: January 28, 2010
    Publication date: November 17, 2011
    Inventors: Keith Redhead, Joachim Frey, Edy M. Vilei, Andreas Walter Claudius Rohwer, Anders Johansson
  • Use of Clostridium perfringens type C bacterium for the manufacture of a vaccine
    Publication number: 20100062025
    Abstract: The present invention relates to the use of a vaccine comprising Clostridium perfringens type C bacterium for protecting swine against Clostridium perfringens type A infection.
    Type: Application
    Filed: November 19, 2007
    Publication date: March 11, 2010
    Applicant: Intervet International B.V.
    Inventors: Maarten Hendrik Witvliet, Jozef Franciscus Maria Smeets, Keith Redhead